36 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
clinical #video #neurology ... #physicalexam # ... msk #sports #neurology ... #orthopedics #Hand
Parkinson's Plus Syndromes - Atypical Parkinsonism
Main motor symptoms:
 • Tremors
 • Limb rigidity
 • Bradykinesia
Other symptoms
Parkinson's Plus Syndromes ... Parkinson's plus syndrome ... system atrophy (MSA ... parkinsonism • Vascular ... Parkinsonism #diagnosis #neurology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Femoral Nerve Ankle ... Peroneal Nerve Ankle ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... Marfan's Syndrome ... #JointPain #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... injury, often from vascular ... • Central Cord Syndrome ... signs #symptoms #msk ... #orthopedics #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... Dysfunction - Imbalance, neurologic ... Cerebellopontine Angle ... Glomus Tumors - Vascular ... Dizziness #Vertigo #Neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Differential Diagnosis Algorithm ... Tonic-clonic Provoked: • Vascular ... thrombosis, Congenital vascular ... vasoconstriction syndrome ... #Causes #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... • Cauda Equina Syndrome ... stopping walking (vascular ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Differential Diagnosis Algorithm ... • Progressive muscular ... Lambert-Eaton Myasthenic Syndrome ... Peripheral #Weakness #Neurology ... Differential #Diagnosis #Algorithm
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Abdominal Compartment Syndrome ... Intra-Renal: • Vascular ... Differential #Diagnosis #nephrology ... #causes #algorithm